Yiwen Zhang
Aug 26 2014
“R is really important to the point that it is hard to overvalue it. It allows statisticians to do very intricate and complicated analyses without knowing the blood and guts of computing systems.”
— Daryl Pregibon, a research scientist at Google
Pros:
Cons: it could be Slow
Object size: object_size()
Memory usage and garbage collection: mem_used(), mem_changed()
Modification in place
Download regular release, or preview version
Useful shortcut for writing R script:
Be consistent!
all lower case: searchpaths …
period separated: as.numeric, read.table …
underscore separated: package_version …
lower camel case (suggested): colSums, sessionInfo …
Upper camel case: Vectorize, NextMethod …